APOLLO Technical Manual
Jumpers and connectors
J23 – Primary IDE interface
40-way, 2.54mm (0.1") x 2.54mm (0.1") boxed header.
Mating Connector:
Pin
Signal name
Pin
Signal name
1 /RESET
2 Ground
3 D7
4 D8
5 D6
6 D9
7 D5
8 D10
9 D4
10 D11
11 D3
12 D12
13 D2
14 D13
15 D1
16 D14
17 D0
18 D15
19
Ground
20
Key (No pin)
21 DREQ
22 Ground
23 /IOW
24 Ground
25 /IOR
26 Ground
27 /IOCHRDY
28 Ground
29 DACK
30 Ground
31 INTR
32 No
Connect
33 SA1
34 /PDIAG
35 SA0
36 SA2
37 /CS0
38 /CS1
39 HDD
ACT
40 Ground
39
1
40
2
As viewed from the connector pins
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